ListView如何添加数据如何不闪烁

  public class DoubleBufferListView : ListView
        {
            public DoubleBufferListView()
            {
                SetStyle(ControlStyles.DoubleBuffer |
                  ControlStyles.OptimizedDoubleBuffer |
                  ControlStyles.AllPaintingInWmPaint, true);
                UpdateStyles();
            }
        }
        DoubleBufferListView listView1 = new DoubleBufferListView();